code: def push_to_tensorboard(self, tb_datapack):
      for helper in self.helper_list:
          helper.add_data(tb_datapack)
      self.tb_writer.flush()
  
imports: import abc
  import tensorboardX
label_desc: Use image node_id 2 for calling the TensorboardPusher obj's underlying member method code with example usage: obj.push_to_tensorboard(tb_datapack) without return types